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Table 2 – Examples of the provision of pollution degree environments $ w u9 D9 ?5 \9 H
Reduction of Pollution Degree 3 to Pollution Degree 2 - |) i7 O% \5 c; y. }' M
Control of the Pollution Degree 3 environment to Pollution Degree 2 can be
0 O, t8 d5 z5 e0 paccomplished by either:
" R# k3 a4 [$ C2 x* }5 {– providing continuous energization of the enclosed equipment; or / W5 v. H( k" t, z! L! j) u- m$ C
– providing separate climate conditioning which prevents condensation
* c. w, F9 g: W0 E7 e ywithin the OUTDOOR EQUIPMENT or OUTDOOR ENCLOSURE; or
) a t* q* j4 C; }– the use of an ENCLOSURE meeting IP54. |
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